In the past month opposition to CIA drone strikes has started to gather pace as lawmakers in the US have finally started to look more critically at the program.

On Tuesday twenty-six House Representatives – including Dennis Kucinich (D-OH), Ron Paul (R-TX), John Conyers (D-MI) and Michael Honda (D-CA) – wrote a bipartisan letter to the White House expressing concern about the use of ‘signature strikes’, and the legal basis under which they are conducted, telling the President:

“The use of such ‘signature’ strikes could raise the risk of killing innocent civilians or individuals who may have no relationship to attacks on the United States.”